2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/21293We demonstrate that N(S)-shape current-voltage characteristics proposed to explain zero-resistance state in Corbino(Hall bar) geometry 2DEG (cond-mat/0302063, cond-mat/0303530) cannot account essential features of radiation-induced magnetoresistance oscillations experiments.1 page, 1 figureMesoscale and Nanoscale Physicstext